1431415441 has 2 divisors, whose sum is σ = 1431415442. Its totient is φ = 1431415440.

The previous prime is 1431415439. The next prime is 1431415471. The reversal of 1431415441 is 1445141341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1110289041 + 321126400 = 33321^2 + 17920^2 .

It is a cyclic number.

It is not a de Polignac number, because 1431415441 - 2¹ = 1431415439 is a prime.

It is a super-3 number, since 3×1431415441³ (a number of 28 digits) contains 333 as substring.

Together with 1431415439, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1431415471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 715707720 + 715707721.

It is an arithmetic number, because the mean of its divisors is an integer number (715707721).

Almost surely, 2^1431415441 is an apocalyptic number.

It is an amenable number.

1431415441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1431415441 is an equidigital number, since it uses as much as digits as its factorization.

1431415441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3840, while the sum is 28.

The square root of 1431415441 is about 37834.0513426728. The cubic root of 1431415441 is about 1126.9947663866.

Adding to 1431415441 its reverse (1445141341), we get a palindrome (2876556782).

The spelling of 1431415441 in words is "one billion, four hundred thirty-one million, four hundred fifteen thousand, four hundred forty-one".